Gas lift plunger with curved, undercut grooves



FIG. 1 is a perspective view of a gas lift plunger with curved, undercutgrooves between radial extensions.

FIG. 2 is another perspective view of the gas lift plunger with thecurved, undercut grooves between the radial extensions.

FIG. 3 is side view of the gas lift plunger with the curved undercutgrooves between the radial extensions.

FIG. 4 is a side, cross-sectional view taken along the line 4-4 of FIG.2, illustrating the externally-visible curved, undercut grooves betweenthe radial extensions; and,

FIG. 5 is an enlarged, side, cross-sectional view, as indicated in FIG.4, of the gas lift plunger, showing the externally-visible curved,undercut grooves between the radial extensions.

The broken lines depict portions of the article that form no part of theclaimed design.

CLAIM The ornamental design for a gas lift plunger with curved, undercutgrooves, as shown.